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Contact the study team using the details below to take part. If there are no contact details below please ask your doctor in the first instance.

Contact Information:

Seline Uran
scu24@bath.ac.uk


Seline Uran
scu24@bath.ac.uk


Katherine Button
kb658@bath.ac.uk


Study Location:

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Be Part of Research - Trial Details - Investigating the neural mechanisms of antidepressant withdrawal

Investigating the neural mechanisms of antidepressant withdrawal

Completed

Open to: Female / Male

Age: 18 Years - 65 Years

Medical Conditions

Mood [affective] disorders


This information is provided directly by researchers, and we recognise that it isn't always easy to understand. We are working with researchers to improve the accessibility of this information. In some summaries, you may come across links to external websites. These websites will have more information to help you better understand the study.


The purpose of this study is to measure changes in brain activity and track fluctuations in mood and symptoms throughout the course of antidepressant withdrawal. We will also study the relationship between mood and social interactions using daily surveys administered via a smartphone app. We hope to determine whether neural activity, mood or withdrawal symptoms can be used to predict relapse 6 months after beginning withdrawal.

This is an observational 6-month follow-up study that will involve repeated testing of individuals who have been taking antidepressants for at least 6 months but are not depressed and thus feel well enough to come off them. They will be asked to participate in a total of 4 sessions; three will be in person (Baseline, 1 month follow up and 3 month follow up) whereas the final session will be online (6 months follow up). At each session they will be asked to complete some questionnaires and cognitive tasks whilst their brain activity is measured using electroencephalography (EEG). EEG is a safe, non-invasive brain imaging technique that involves placing a cap with sensors over the head and measuring the weak electrical signals emitted by the brain.

It is hoped that the data gathered in this study will be useful in helping GPs to manage the process of antidepressant withdrawal and inform patients of the likely time course of any mood changes or withdrawal symptoms that they may experience during withdrawal. This research also has the potential to help identify which factors are important in predicting depressive relapse. It is hoped that this data will be useful in helping GPs to manage the process of antidepressant withdrawal.

Start dates may differ between countries and research sites. The research team are responsible for keeping the information up-to-date.  

The recruitment start and end dates are as follows:

20 Jun 2024 05 Nov 2025

Observational

Observational type: Cohort study;



You can take part if:



You may not be able to take part if:


- Is not fluent in written and spoken English. - Does not have normal or corrected to normal vision. - Suffers from epilepsy. - Meet the ICD-11 criteria for depression at baseline (this will be assessed when administering the CIS-R). - Diagnosed with bipolar disorder, schizophrenia, psychosis, dementia, an eating disorder or a substance use disorder. - Currently receiving treatment for substance abuse or regular sessions of psychological therapy for a mood disorder. - Being pregnant


Below are the locations for where you can take part in the trial. Please note that not all sites may be open.

  • Elm Tree Surgery
    High Street
    shrivenham
    Swindon
    Wiltshire
    SN6 8AG
  • Market Lavington Surgery
    The High Street
    market Lavington
    Devizes
    Wiltshire
    SN10 4AQ
  • North Swindon Practice
    Home Ground Surgery
    thames Avenue
    Swindon
    Wiltshire
    SN25 1QQ
  • Hathaway Surgery
    Middlefield Road
    Chippenham
    Wiltshire
    SN14 6GT
  • Ashington House Surgery
    Ashington House
    ashington Way
    westlea
    Swindon
    Wiltshire
    SN5 7XY
  • Southbroom Surgery
    15 Estcourt Street
    Devizes
    Wiltshire
    SN10 1LQ
  • Park Lane Practice
    7-9 Park Lane
    Swindon
    Wiltshire
    SN1 5HG
  • Phoenix Surgery
    Dunwich Drive
    toothill
    Swindon
    SN5 8SX
  • Lansdowne Surgery
    Waiblingen Way
    Devizes
    Wiltshire
    SN10 2BU
  • St. James Surgery
    Gains Lane
    Devizes
    Wiltshire
    SN10 1QU
  • Tyntesfield Medical Group
    Tower House Medical Centre
    stock Way South
    nailsea
    Bristol
    BS48 2XX

Seline Uran
scu24@bath.ac.uk


Seline Uran
scu24@bath.ac.uk


Katherine Button
kb658@bath.ac.uk



The study is sponsored by University of Bath and funded by Medical Research Council (MRC) .




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for Trial ID: CPMS 62332

Last updated 19 December 2025

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